Home / 176,226,649.34-243,139,741.49-105,636,503.39

Finding the Fourth Proportional to 176,226,649.34, 243,139,741.49 and 105,636,503.39

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Solution

The fourth proportional to 176,226,649.34, 243,139,741.49 and 105,636,503.39 is: 145,746,583.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,226,649.34 : 243,139,741.49 = 105,636,503.39 : x
  2. Step 2: Convert to fraction form
    176,226,649.34/243,139,741.49 = 105,636,503.39/x
  3. Step 3: Cross multiply
    176,226,649.34x = 243,139,741.49 × 105,636,503.39
  4. Step 4: Simplify right side
    176,226,649.34x = 25,684,432,125,623,928
  5. Step 5: Solve for x
    x = 25,684,432,125,623,928/176,226,649.34
  6. Step 6: Final answer
    x = 145,746,583.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.